55357064 has 48 divisors (see below), whose sum is σ = 121410000. Its totient is φ = 23593248.

The previous prime is 55357061. The next prime is 55357079. The reversal of 55357064 is 46075355.

It is not an unprimeable number, because it can be changed into a prime (55357061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110687 + ... + 111185.

It is an arithmetic number, because the mean of its divisors is an integer number (2529375).

Almost surely, 2^55357064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55357064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60705000).

55357064 is an abundant number, since it is smaller than the sum of its proper divisors (66052936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55357064 is a wasteful number, since it uses less digits than its factorization.

55357064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 55357064 is about 7440.2327920570. The cubic root of 55357064 is about 381.1164396805.

The spelling of 55357064 in words is "fifty-five million, three hundred fifty-seven thousand, sixty-four".